/*
 * Copyright (C) 2016+     AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-GPL2
 * Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
 * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
 */

/* ScriptData
SDName: Boss_Gehennas
SD%Complete: 90
SDComment: Adds MC NYI
SDCategory: Molten Core
EndScriptData */

#include "ObjectMgr.h"
#include "ScriptMgr.h"
#include "ScriptedCreature.h"
#include "molten_core.h"

enum Spells
{
    SPELL_GEHENNAS_CURSE    = 19716,
    SPELL_RAIN_OF_FIRE      = 19717,
    SPELL_SHADOW_BOLT       = 19728,
};

enum Events
{
    EVENT_GEHENNAS_CURSE    = 1,
    EVENT_RAIN_OF_FIRE      = 2,
    EVENT_SHADOW_BOLT       = 3,
};

class boss_gehennas : public CreatureScript
{
public:
    boss_gehennas() : CreatureScript("boss_gehennas") { }

    struct boss_gehennasAI : public BossAI
    {
        boss_gehennasAI(Creature* creature) : BossAI(creature, BOSS_GEHENNAS)
        {
        }

        void EnterCombat(Unit* victim)
        {
            BossAI::EnterCombat(victim);
            events.ScheduleEvent(EVENT_GEHENNAS_CURSE, 12000);
            events.ScheduleEvent(EVENT_RAIN_OF_FIRE, 10000);
            events.ScheduleEvent(EVENT_SHADOW_BOLT, 6000);
        }

        void UpdateAI(uint32 diff)
        {
            if (!UpdateVictim())
                return;

            events.Update(diff);

            if (me->HasUnitState(UNIT_STATE_CASTING))
                return;

            while (uint32 eventId = events.ExecuteEvent())
            {
                switch (eventId)
                {
                    case EVENT_GEHENNAS_CURSE:
                        DoCastVictim(SPELL_GEHENNAS_CURSE);
                        events.ScheduleEvent(EVENT_GEHENNAS_CURSE, urand(22000, 30000));
                        break;
                    case EVENT_RAIN_OF_FIRE:
                        if (Unit* target = SelectTarget(SELECT_TARGET_RANDOM, 0))
                            DoCast(target, SPELL_RAIN_OF_FIRE);
                        events.ScheduleEvent(EVENT_RAIN_OF_FIRE, urand(4000, 12000));
                        break;
                    case EVENT_SHADOW_BOLT:
                        if (Unit* target = SelectTarget(SELECT_TARGET_RANDOM, 1))
                            DoCast(target, SPELL_SHADOW_BOLT);
                        events.ScheduleEvent(EVENT_SHADOW_BOLT, 7000);
                        break;
                    default:
                        break;
                }
            }

            DoMeleeAttackIfReady();
        }
    };

    CreatureAI* GetAI(Creature* creature) const
    {
        return new boss_gehennasAI(creature);
    }
};

void AddSC_boss_gehennas()
{
    new boss_gehennas();
}
